87156476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1213}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 176214528

約数和(自身を除く): 89058052

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 71, 92, 142, 253, 284, 506, 781, 1012, 1213, 1562, 1633, 2426, 3124, 3266, 4852, 6532, 13343, 17963, 26686, 27899, 35926, 53372, 55798, 71852, 86123, 111596, 172246, 306889, 344492, 613778, 947353, 1227556, 1894706, 1980829, 3789412, 3961658, 7923316, 21789119, 43578238, 87156476]

約数ペア:

[(1, 87156476), (2, 43578238), (4, 21789119), (11, 7923316), (22, 3961658), (23, 3789412), (44, 1980829), (46, 1894706), (71, 1227556), (92, 947353), (142, 613778), (253, 344492), (284, 306889), (506, 172246), (781, 111596), (1012, 86123), (1213, 71852), (1562, 55798), (1633, 53372), (2426, 35926), (3124, 27899), (3266, 26686), (4852, 17963), (6532, 13343)]